FR 1280 then A3 713 at Barcelona
Copenhagen → Barcelona → Athens
Timetable, Barcelona time
20:35FR 1280 from Copenhagen at the gate
20:00A3 713 to Athens leaves the gate
23 h 25 apart on the timetable, overnight
A3 713 leaves 23 h 25 after FR 1280 arrives on the timetable: more than half a day, so not a connection we count.